| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Other |
| Carrier ID | Carrier Name | City |
| CA 0288689 | YAN A ROYSENTAL | |
| CA 0279002 | YASMINE CORP | |
| CA 0128316 | YAVNEH HEBREW ACADEMY | LOS ANGELES |
| CA 0270844 | YDP OF GREATER LA | |
| CA 0218389 | YECENIA SOLIS | HOLTVILLE |
| CA 0259910 | YENDAME L MARTINEZ | |
| CA 0255439 | YINA R TEJEDA RICO | |
| CA 0039088 | YMCA OF GREATER LONG BEACH | LAKEWOOD |
| CA 0047472 | YMCA OF GREATER WHITTIER | WHITTIER |
| CA 0039953 | YMCA OF KERN COUNTY | BAKERSFIELD |
| CA 0036762 | YMCA OF METROPOLITAN LOS ANGELES | LOS ANGELES |
| CA 0047089 | YMCA OF ORANGE COUNTY | TUSTIN |
| CA 0039124 | YMCA OF PASADENA | PASADENA |
| CA 0210129 | YMCA OF POMONA VALLEY | POMONA |
| CA 0121879 | YMCA OF RIVERSIDE CITY & COUNTY | RIVERSIDE |
| CA 0066681 | YMCA OF SAN DIEGO COUNTY | SAN DIEGO |
| CA 0050707 | YMCA OF SAN FRANCISCO | SAN FRANCISCO |
| CA 0044965 | YMCA OF SANTA CLARA VALLEY | SAN JOSE |
| CA 0117815 | YMCA OF SOUTHEAST VENTURA COUNTY | THOUSAND OAKS |
| CA 0117815 | YMCA OF SOUTHEAST VENTURY COUNTY | THOUSAND OAKS |
| CA 0051159 | YMCA OF THE EAST BAY | OAKLAND |
| CA 0064654 | YMCA OF THE EAST VALLEY | REDLANDS |
| CA 0172865 | YMCA OF THE MID-PENINSULA | PALO ALTO |
| CA 0043343 | YOLO EMPLOYMENT SERVICES | WOODLAND |
| CA 0265033 | YORBA LINDA CHURCH OF CHRIST | YORBA LINDA |
| CA 0077482 | YORBA LINDA FRIENDS CHURCH | YORBA LINDA |
| CA 0042623 | YOSEMITE LAKES COMMUNITY CHURCH | COARSEGOLD |
| CA 0220740 | YOUNG LATINO LEADERS | REDWOOD CITY |
| CA 0049523 | YOUNG LIFE | SANTA BARBARA |
| CA 0045405 | YOUNG MENS CHRISTIAN ASSOC ANAHEIM | ANAHEIM |
| CA 0081171 | YOUNG MENS CHRISTIAN ASSOCIATION OF ORANGE | ORANGE |
| CA 0081281 | YOUNG NAK PRESBYTERIAN CHURCH OF LOS ANGELES | LOS ANGELES |
| CA 0275446 | YOUNG NAK PRESBYTERIAN CHURCH OF ORANGE COUNTY | GARDEN GROVE |
| CA 0270844 | YOUTH DEVELOPMENT PARTNERSHIP PROG | |
| CA 0103461 | YOUTH FOR CHRIST | RANCHO CORDOVA |
| CA 0103461 | YOUTH FOR CHRIST MINISTRIES | RANCHO CORDOVA |
| CA 0224294 | YOUTH FOR TRUTH INTERNATIONAL | HEMET |
| CA 0335849 | YOUTH UNITED | LOS ANGELES |
| CA 0037377 | YOUTH WITH A MISSION LOS ANGELES | LAKE VIEW TERRACE |
| CA 0102884 | YOUTH WITH A MISSION SPRINGS OF LIVING WATER | RICHARDSON SPRINGS |
| CA 0040522 | YREKA BEREAN CHURCH | YREKA |
| CA 0265179 | YREKA FOURSQUARE CHURCH | YREKA |
| CA 0104862 | YUBA CITY APOSTOLIC FAITH CHURCH | YUBA CITY |
| CA 0289777 | YUBA CITY FIRST CHURCH OF THE NAZARENE | YUBA CITY |
| CA 0286242 | YUBA EXPEDITIONS | |
| CA 0039743 | YUCAIPA CHRISTIAN CHURCH | YUCAIPA |
| CA 0272295 | YUCAIPA COMMUNITY CHURCH | YUCAIPA |
| CA 0346923 | YUCAIPA FOURSQUARE CHURCH | YUCAIPA |
| CA 0053870 | YUCCA VALLEY CHURCH OF THE NAZARENE | YUCCA VALLEY |
| CA 0042161 | YUMA MESA FRUIT GROWERS ASSOC | YUMA |
| CA 0040547 | YWCA OF GREATER LOS ANGELES INC | LOS ANGELES |
| CA 0038543 | YWCA OF SANTA MONICA | SANTA MONICA |
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