The Portland Stamp CompanyPortland, ORBrand · Retailer · Stationery shopComplicated Friendships Stamp Sheet$15 – $16Stocked at 3Lighthouse Paper Co.Melbourne, FLRetailer · Stationery shop$15Chirps & CheersOklahoma City, OKRetailer · Stationery shop$16Niconeco ZakkayaNew York, NYRetailer · Stationery shop$16