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.

OCN: 839J EON TELECOM, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
445-315 7 Philadelphia Suburban Zone 45 PA PHLAPAFGXIY  228   2024-11-28   
445-315 8 Philadelphia Suburban Zone 45 PA PHLAPAFGXIY  228   2024-11-28   
445-315 9 Philadelphia Suburban Zone 45 PA PHLAPAFGXIY  228   2024-11-28   
445-316 A Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 0 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 1 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 2 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 3 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 4 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 5 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 6 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 7 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 8 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-316 9 Philadelphia Suburban Zone 40 PA PHLAPAFGXIY  228   2024-11-28   
445-317 A Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 0 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 1 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 2 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 3 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 4 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 5 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 6 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 7 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 8 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
445-317 9 Philadelphia Zone 1 PA PHLAPAFGXIY  228   2024-11-28   
464-235 A Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 0 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 1 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 2 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 3 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 4 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 5 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 6 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 7 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 8 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-235 9 Riverdale IL CHCGILIDXHX  358   2024-03-02   
464-237 A Harvey IL CHCGILIDXHX  358   2024-04-04   
464-237 0 Harvey IL CHCGILIDXHX  358   2024-04-04   
464-237 1 Harvey IL CHCGILIDXHX  358   2024-04-04   
464-237 2 Harvey IL CHCGILIDXHX  358   2024-04-04   
464-237 3 Harvey IL CHCGILIDXHX  358   2024-04-04   
464-237 4 Harvey IL CHCGILIDXHX  358   2024-04-04   
464-237 5 Harvey IL CHCGILIDXHX  358   2024-04-04   
470-470 A Atlanta Northwest GA ATLNGABU21Z  438   2024-02-23   
470-470 0 Atlanta Northwest GA ATLNGABU21Z  438   2024-02-23   
470-470 1 Atlanta Northwest GA ATLNGABU21Z  438   2024-02-23   
470-470 2 Atlanta Northwest GA ATLNGABU21Z  438   2024-02-23   
475-376 A Newtown CT HRFRCT034MD  920   2024-11-28   
475-376 0 Newtown CT HRFRCT034MD  920   2024-11-28   
475-376 1 Newtown CT HRFRCT034MD  920   2024-11-28   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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