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: 732J NUSO, LLC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
616-376 2 Grand Rapids MI GDRPMIBL56Z  348   2024-01-02   
616-407 5 Grand Rapids MI GDRPMIBL56Z  348   2024-06-14   
616-407 6 Grand Rapids MI GDRPMIBL56Z  348   2024-06-14   
616-407 8 Grand Rapids MI GDRPMIBL56Z  348   2024-09-09   
616-407 9 Grand Rapids MI GDRPMIBL56Z  348   2024-09-09   
618-300 2 Carbondale IL   362   2025-05-04   
618-561 A Carbondale IL CRDLILAB1MD  362      
618-561 7 Carbondale IL CRDLILAB1MD  362   2023-10-07   
618-916 A Herrin IL CRDLILABX6X  362      
618-916 1 Herrin IL CRDLILABX6X  362   2023-04-01   
619-935 1 San Diego: San Diego DA CA SNDGCAJWGMD  732   2024-06-08   
619-935 2 San Diego: San Diego DA CA SNDGCAJWGMD  732   2024-06-08   
623-291 A Phoenix AZ PHNXAZMAX8Z  666      
623-291 1 Phoenix AZ PHNXAZMAX8Z  666   2022-11-21   
623-309 5 Phoenix AZ PHNXAZMAX8Z  666   2023-11-30   
628-281 A San Francisco: Central DA CA SNFCCAMKXIY  722      
628-281 1 San Francisco: Central DA CA SNFCCAMKXIY  722   2023-03-16   
628-281 3 San Francisco: Central DA CA SNFCCAMKXIY  722   2023-12-09   
628-281 4 San Francisco: Central DA CA SNFCCAMKXIY  722   2023-12-09   
628-688 1 San Francisco: Central DA CA SNFCCAMKXIY  722   2024-08-13   
629-312 7 Nashville TN TLLHTNMAIMD  470   2024-06-15   
629-312 8 Nashville TN TLLHTNMAIMD  470   2024-06-15   
629-327 1 Nashville TN   470   2025-04-21   
629-327 2 Nashville TN TLLHTNMAIMD  470   2025-04-21   
629-327 8 Nashville TN TLLHTNMAIMD  470   2025-04-21   
640-238 A Burlington NJ TRENNJTECMD  222      
640-238 1 Burlington NJ TRENNJTECMD  222   2023-01-13   
640-239 A Hammonton NJ HMTNNJHAAMD  220      
640-239 1 Hammonton NJ HMTNNJHAAMD  220   2023-01-15   
640-245 A Atlantic City NJ PSVLNJ39XPX  220      
640-245 2 Atlantic City NJ PSVLNJ39XPX  220   2023-04-02   
640-246 A Trenton NJ CMDNNJ216MD  222      
640-246 2 Trenton NJ CMDNNJ216MD  222   2023-04-02   
640-252 5 Princeton NJ TRENNJTECMD  222   2024-04-12   
640-261 2 Princeton NJ JRCYNJBRKMD  222   2024-12-01   
640-261 3 Princeton NJ JRCYNJBRKMD  222   2024-12-01   
640-261 4 Princeton NJ JRCYNJBRKMD  222   2024-12-01   
640-270 0 Trenton NJ TRENNJTECMD  222   2025-01-24   
640-273 1 Hammonton NJ   220   2025-05-12   
645-215 9 Miami FL MIAMFL98XDX  46017   2024-06-13   
645-218 5 North Dade FL MIAMFL98XDX  46017   2024-07-12   
645-218 7 North Dade FL MIAMFL98XDX  46017   2024-07-12   
645-219 2 Perrine FL MIAMFL98XDX  46017   2024-10-25   
645-219 3 Perrine FL MIAMFL98XDX  46017   2024-10-25   
645-225 5 Miami FL MIAMFL98XDX  46017   2024-10-26   
645-225 6 Miami FL MIAMFL98XDX  46017   2024-10-26   
645-225 7 Miami FL MIAMFL98XDX  46017   2024-10-26   
645-225 8 Miami FL MIAMFL98XDX  46017   2024-10-26   
645-228 2 North Dade FL MIAMFL98XDX  46017   2024-11-10   
645-228 3 North Dade FL MIAMFL98XDX  46017   2024-11-10   
645-228 4 North Dade FL MIAMFL98XDX  46017   2024-11-10   
645-400 1 Miami FL MIAMFL98XDX  46017   2024-07-13   
645-400 3 Miami FL MIAMFL98XDX  46017   2024-07-13   
645-600 4 Homestead FL MIAMFL98XDX  46017   2024-08-16   
645-800 1 North Dade FL MIAMFL98XDX  46017   2024-04-20   
645-900 2 Perrine FL MIAMFL98XDX  46017   2024-04-15   
646-601 0 New York City Zone 01 NY NYCMNY13XNX  132   2024-10-25   
646-601 8 New York City Zone 01 NY NYCMNY13XNX  132   2024-10-25   
650-702 A Palo Alto CA SNFCCAMKXOY  722      
650-702 6 Palo Alto CA SNFCCAMKXOY  722   2023-05-06   
650-853 9 Palo Alto CA SNFCCAMKXOY  722   2023-12-09   
657-645 A Santa Ana CA LSANCARCYCX  730      
657-645 1 Santa Ana CA LSANCARCYCX  730   2023-02-18   
657-731 2 Anaheim CA LSANCARCYDX  730   2024-05-31   
659-215 4 Tuscaloosa AL BRHMAL06X7Y  476   2024-02-03   
659-215 8 Tuscaloosa AL BRHMAL06X7Y  476   2024-02-03   
659-256 A Tuscaloosa AL BRHMAL06X7Y  476      
659-256 1 Tuscaloosa AL BRHMAL06X7Y  476   2023-04-07   
659-289 5 Tuscaloosa AL BRHMAL06X7Y  476   2024-06-24   
659-306 8 Birmingham AL ANTNALMT2MD  476   2024-11-12   
659-306 9 Birmingham AL ANTNALMT2MD  476   2024-11-12   
661-596 A Bakersfield: Main DA CA BKFHCAON4MD  734      
661-596 1 Bakersfield: Main DA CA BKFHCAON4MD  734   2023-02-19   
661-640 2 Bakersfield: North DA CA BKFHCAON5MD  734   2024-09-21   
661-640 3 Bakersfield: North DA CA BKFHCAON5MD  734   2024-09-21   
661-694 A Bakersfield: North DA CA BKFHCAON5MD  734      
661-694 1 Bakersfield: North DA CA BKFHCAON5MD  734   2023-05-19   
661-694 6 Bakersfield: North DA CA BKFHCAON5MD  734   2024-01-06   
662-203 A Iuka MS JCSNMSCP79Z  482      
662-203 1 Iuka MS JCSNMSCP79Z  482   2022-12-04   
662-203 2 Iuka MS JCSNMSCP79Z  482   2024-09-20   
662-203 3 Iuka MS JCSNMSCP79Z  482   2024-09-20   
662-870 A Olive Branch MS MMPPTNJA4MD  468      
662-870 1 Olive Branch MS MMPHTNMAYFY  468   2023-04-03   
667-412 A Easton MD SLBRMDSBX4Y  242      
667-412 1 Easton MD SLBRMDSBX4Y  242   2022-10-17   
667-413 A Armiger-Gibson Island MD BLTMMDWLAMD  238      
667-413 1 Armiger-Gibson Island MD BLTMMDWLAMD  238   2022-10-17   
667-425 A Baltimore MD BLTMMDSNLMD  238      
667-425 1 Baltimore MD BLTMMDSNLMD  238   2023-04-03   
667-428 A Salisbury MD SLBRMDXZ5MD  242      
667-428 1 Salisbury MD SLBRMDXZ5MD  242   2023-04-03   
669-341 8 San Jose: West DA CA SNFCCAMKXOY  722   2024-05-06   
669-347 2 San Jose: West DA CA SNFCCAMKXOY  722   2024-10-01   
669-347 3 San Jose: West DA CA SNFCCAMKXOY  722   2024-10-01   
678-269 5 Atlanta Northwest GA ATLNGAMQXCX  438   2024-04-13   
678-954 2 Atlanta GA ATLNGAMQXCX  438   2024-10-14   
680-260 A Utica NY SYRCNY906MD  136      
680-260 1 Utica NY SYRCNY906MD  136   2023-05-18   
681-382 A Chester WV CHESWVCWAMD  256      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.