LEVEL 3 COMMUNICATIONS, LLC - MO
63 prefixes in 573 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 573-203 | SENATH | 4932 | 2003-01-06 | Yes |
| 573-206 | BEAUFORT | 4932 | 2003-01-09 | Yes |
| 573-207 | GRAVOIS ML | 4932 | 2003-01-09 | Yes |
| 573-208 | MARBLEHILL | 4932 | 2003-01-09 | Yes |
| 573-213 | BOWLNGGREN | 4932 | 2003-01-09 | Yes |
| 573-217 | CAMPBELL | 4932 | 2003-01-09 | Yes |
| 573-227 | MARSTON | 4932 | 2001-05-24 | Yes |
| 573-240 | CENTER | 4932 | 2003-01-09 | Yes |
| 573-250 | CLARKSVL | 4932 | 2003-01-09 | Yes |
| 573-260 | CLIMAX SPG | 4932 | 2003-01-09 | Yes |
| 573-281 | MALDEN | 4932 | 2002-04-17 | Yes |
| 573-285 | CLARKSBURG | 4932 | 2003-11-04 | Yes |
| 573-287 | PIEDMONT | 4932 | 2002-05-15 | Yes |
| 573-312 | ELSBERRY | 4932 | 2003-01-10 | Yes |
| 573-314 | FRANKFORD | 4932 | 2003-01-10 | Yes |
| 573-319 | MACKSCREEK | 4932 | 2003-01-10 | Yes |
| 573-321 | ADVANCE | 4932 | 2003-01-10 | Yes |
| 573-340 | WELLSVILLE | 4932 | 2003-01-10 | Yes |
| 573-342 | RICHWOODS | 4932 | 2003-01-10 | Yes |
| 573-349 | PATTON | 4932 | 2003-01-10 | Yes |
| 573-352 | POCAHONTAS | 4932 | 2003-01-10 | Yes |
| 573-355 | COLUMBIA | 4932 | 2002-03-06 | Yes |
| 573-402 | WARDELL | 4932 | — | Yes |
| 573-412 | PORTAGEVL | 4932 | 2013-08-13 | Yes |
| 573-415 | JEFFERSNCY | 4932 | — | Yes |
| 573-417 | LINN | 4932 | 2004-04-06 | Yes |
| 573-433 | WAYNESVL | 4932 | 2002-06-04 | Yes |
| 573-464 | CALIFORNIA | 4932 | 2004-12-30 | Yes |
| 573-503 | MIDDLETOWN | 4932 | 2006-05-09 | Yes |
| 573-506 | TEBBETTS | 4932 | 2017-11-02 | Yes |
| 573-520 | RUSSELLVL | 4932 | 2017-02-27 | Yes |
| 573-552 | LKOZKOSBCH | 4932 | 2001-06-19 | Yes |
| 573-557 | ELDON | 4932 | 2002-05-07 | Yes |
| 573-559 | KENNETT | 4932 | 2002-05-07 | Yes |
| 573-560 | LOUISIANA | 4932 | 2002-05-07 | Yes |
| 573-561 | FREDERCKTN | 4932 | 2001-06-15 | Yes |
| 573-567 | MEXICO | 4932 | 2002-05-07 | Yes |
| 573-569 | VERSAILLES | 4932 | 2002-05-07 | Yes |
| 573-575 | CARUTHRSVL | 4932 | 2002-05-07 | Yes |
| 573-595 | EUGENE | 4932 | 2002-08-09 | Yes |
| 573-597 | AUXVASSE | 4932 | 2017-11-02 | Yes |
| 573-607 | COLUMBIA | 4932 | 2014-09-01 | Yes |
| 573-622 | CLARKSBURG | 4932 | 2004-12-30 | Yes |
| 573-625 | DEXTER | 4932 | 2007-01-08 | Yes |
| 573-662 | IBERIA | 4932 | 2006-05-09 | Yes |
| 573-693 | LKOZKOSBCH | 4932 | — | Yes |
| 573-710 | MARTINSBG | 4932 | 2006-05-09 | Yes |
| 573-716 | WILLIAMSBG | 4932 | 2017-11-02 | Yes |
| 573-726 | BERNIE | 4932 | — | Yes |
| 573-750 | EUGENE | 4932 | 2005-02-11 | Yes |
| 573-758 | GRANDIN | 4932 | 2001-05-24 | Yes |
| 573-809 | MOKANE | 4932 | 2017-11-02 | Yes |
| 573-828 | VANDALIA | 4932 | 2006-04-28 | Yes |
| 573-830 | NEELYVILLE | 4932 | 2005-08-03 | Yes |
| 573-837 | CAPEGIRARD | 4932 | 2002-05-07 | Yes |
| 573-839 | RHINELAND | 4932 | 2017-11-02 | Yes |
| 573-844 | CROCKER | 4932 | 2006-05-09 | Yes |
| 573-848 | STEELE | 4932 | — | Yes |
| 573-912 | HATTON | 4932 | 2017-11-02 | Yes |
| 573-917 | DIXON | 4932 | 2006-05-09 | Yes |
| 573-963 | NEW MADRID | 4932 | 2016-07-28 | Yes |
| 573-977 | BIGSPRING | 4932 | 2017-11-02 | Yes |
| 573-995 | BELLFLOWER | 4932 | 2005-12-12 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.