For multicarrier shipping in Encinitas's Cardiff by the Sea district, PostalAnnex occupies the Cardiff Towne Center at the intersection of San Elijo Avenue and Birmingham Drive. The franchise compares rates across UPS, FedEx, USPS, and DHL from a single counter, and its notary and passport-photo services support the real-estate transaction volume generated by coastal brokerages including Covington & Associates near San Elijo Lagoon. Key duplication, document shredding, and private mailbox rental round out a service list that positions the Cardiff location as a one-stop business-services center for the corridor between Cardiff State Beach and the lagoon trails. Residents downsizing or staging homes along the coast coordinate packing and shipping with nearby storage at CubeSmart Self Storage, using the PostalAnnex counter to crate fragile artwork and declared-value heirlooms for cross-country transit. Freight-class shipments route through the franchise's sister brand, Navis Pack & Ship, for palletized and blanket-wrapped items exceeding standard parcel dimensions and requiring LTL or full-truckload carrier coordination.