Hours Of Operations H2O Wireless California Costa Mesa 92626 H2O Wireless Hours of Operation and Location in Costa Mesa, CA 92626 4.1 - 179 votes 3030 Harbor Blvd Ste A, Costa Mesa, CA 92626 (714) 979-0372 Get Directions H2O Wireless Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Costa MesaView More Apparel MarshallsTJ MaxxRoss Dress for LessKmartH & M Sports TargetNew BalanceBig 5 Sporting GoodsNikeSport Chalet Jewelry MarshallsSaks Fifth AvenueGucciChico'sJewelry Exchange Recommend For You Ray-Ban UGG Metro PCS Bath & Body Works American Eagle Outfitters Verizon Wireless Big 5 Sporting Goods Abercrombie & Fitch UGG Australia Lululemon Athletica