Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CLMAMDORGT0

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
443-256 8 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-275 3 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-275 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-279 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 A Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 0 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 1 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 2 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 3 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 4 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 5 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 7 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 8 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-293 2 Westminster MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-301 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-307 1 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-307 3 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-310 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-315 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-315 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-315 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-315 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-315 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-316 7 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-316 9 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-322 4 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-322 6 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-326 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-328 5 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-333 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-333 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-333 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-333 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-333 7 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-334 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-341 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-346 0 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-346 3 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-346 4 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-354 0 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-354 2 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-355 6 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-355 7 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-355 9 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-356 0 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-356 1 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-356 2 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-356 3 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-356 5 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-356 7 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-364 0 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 2 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 4 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-378 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-378 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-378 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-379 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-379 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-379 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-379 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-379 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-379 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-380 9 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-381 A Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-381 2 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-381 3 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-381 4 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-381 9 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-406 0 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-406 5 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-421 A Fork MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-422 A Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-422 0 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-422 1 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-422 7 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-430 4 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-430 5 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-431 3 Randallstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-431 4 Randallstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-431 9 Randallstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-432 0 Prince Frederick MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-433 2 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-433 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-433 8 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-440 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-440 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.