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| npa-nxx | State | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 918-675 | OK | SOUTHWESTERN BELL | N/A | 9533 | COMMERCE | CMMROKMARS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: COMMERCE Switch Type: Northern Telecom Remote Switching Center LATA: Tulsa OK (538) Tandem: BRVLOKFE01T 🔧 Explore Switch(CLLI: CMMROKMARS1)) | |
| 918-675 is split into 1,000-number blocks - detail below | |||||||||
| 918-675-1XXX | OK | SOUTHWESTERN BELL | N/A | 9533 | COMMERCE | CMMROKMARS1 | N/A | Prefix Type: RBOC Switch Name: COMMERCE Switch Type: Northern Telecom Remote Switching Center LATA: Tulsa OK (538) Tandem: BRVLOKFE01T 🔧 Explore Switch(CLLI: CMMROKMARS1)) | |
| 918-675-4XXX | OK | SOUTHWESTERN BELL | N/A | 9533 | COMMERCE | CMMROKMARS1 | N/A | Prefix Type: RBOC Switch Name: COMMERCE Switch Type: Northern Telecom Remote Switching Center LATA: Tulsa OK (538) Tandem: BRVLOKFE01T 🔧 Explore Switch(CLLI: CMMROKMARS1)) |