This is a future solicitation for mobile phone services for the U.S. Embassy in Buenos Aires, Argentina. The anticipated contract performance period is for one base year plus three one-year options. The contract will be firm fixed-price and may be awarded based on initial offers without discussion. A pre-quotation conference will be held, with its date provided in the eventual solicitation. All offerors must be registered in the SAM.gov database and electronic submissions are allowed, with email attachments not exceeding 30 MB.