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Mono County – Eastern Sierra Child Support Services

  • Phone Numbers
    (866) 901-3212 (toll-free 24 hour automated child support system)
    (760) 924-1720
    (760) 924–1721 (fax)
  • Phone Hours
    Monday through Friday, 8:00 AM to 5:00 PM
  • Physical Address
    Sierra Center Mall
    452 Old Mammoth Road, Third Floor
    Mammoth Lakes, CA 93546
  • Payment Address
    State Disbursement Unit
    P.O. Box 989067
    West Sacramento, CA 95798
  • Mailing Address
    Eastern Sierra Child Support Services
    P.O. Box 5044
    Mammoth Lakes, CA 93546