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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
215-220 A Philadelphia Zone 2 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-239 A Philadelphia Zone 1 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-282 A Philadelphia Zone 1 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-309 A Philadelphia Zone 1 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-315 A Philadelphia Suburban Zone 39 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-360 A Philadelphia Zone 2 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-390 A Philadelphia Suburban Zone 33 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-392 A Philadelphia Suburban Zone 38 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-394 A Philadelphia Suburban Zone 39 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-397 A Philadelphia Zone 2 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-399 A Philadelphia Zone 1 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-613 A Philadelphia Zone 4 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-648 A Philadelphia Suburban Zone 33 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-649 A Philadelphia Suburban Zone 34 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-650 A Philadelphia Suburban Zone 41 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-907 A Philadelphia Suburban Zone 39 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
215-970 A Philadelphia Suburban Zone 43 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
267-427 A Pennsburg PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
267-470 A Philadelphia Suburban Zone 33 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
267-533 A Philadelphia Zone 1 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
267-748 A Philadelphia Zone 3 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
267-768 A Philadelphia Zone 1 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
302-291 A Lewes DE 7220 MCI WORLDCOM COMMUNICATIONS, INC. - DE 228      
302-516 A Wilmington DE 7220 MCI WORLDCOM COMMUNICATIONS, INC. - DE 228      
302-660 A Wilmington DE 7220 MCI WORLDCOM COMMUNICATIONS, INC. - DE 228      
445-428 A Philadelphia Zone 2 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
445-737 A Philadelphia Zone 4 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-273 A Allentown (Lehigh) PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-320 A Philadelphia Suburban Zone 28 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-403 A Bethlehem PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-430 A Philadelphia Suburban Zone 23 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-540 A Philadelphia Suburban Zone 14 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-583 A Philadelphia Suburban Zone 26 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
484-679 A Philadelphia Suburban Zone 30 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-226 A Collegeville PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-227 A Philadelphia Suburban Zone 23 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-228 A Philadelphia Suburban Zone 24 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-229 A Philadelphia Suburban Zone 25 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-230 A Philadelphia Suburban Zone 26 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-232 A Philadelphia Suburban Zone 28 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-233 A Philadelphia Suburban Zone 30 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-234 A Philadelphia Suburban Zone 31 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-235 A West Chester PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-241 A West Chester PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-242 A Westtown PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-243 A Lenape PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-245 A Philadelphia Suburban Zone 11 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-249 A Philadelphia Suburban Zone 28 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-257 A Philadelphia Suburban Zone 23 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      
610-263 A Philadelphia Suburban Zone 26 PA 7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 228      

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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