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: PBVJPRCO0MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
939-900 1 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-900 2 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-900 4 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-900 5 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-900 6 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-900 7 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-900 8 Ponce PR 8645 SUNCOM DBA T-MOBILE USA 820   2021-06-06   
939-915 1 Vega Alta PR 8645 SUNCOM DBA T-MOBILE USA 820   2024-08-09   
939-915 5 Vega Alta PR 5562 METROPCS, INC. 820   2022-06-17   
939-915 6 Vega Alta PR 8645 SUNCOM DBA T-MOBILE USA 820   2024-11-25   
939-915 7 Vega Alta PR 8645 SUNCOM DBA T-MOBILE USA 820   2024-08-09   
939-915 8 Vega Alta PR 8645 SUNCOM DBA T-MOBILE USA 820   2024-08-09   
939-998 A Rincón PR 5562 METROPCS, INC. 820   2025-06-09   
939-998 0 Rincón PR 8645 SUNCOM DBA T-MOBILE USA 820   2025-06-13   
939-998 9 Rincón PR 5562 METROPCS, INC. 820   2025-06-09   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.