At December 31, 2020 and 2019, the Bank had a line of credit totaling $89.1 million and $78.7 million, respectively, from the FHLB, which is reviewed annually by the FHLB. The following advances, which require monthly or quarterly interest payments, were outstanding at December 31, 2020:

Advance Date	Advance		Fair Value Adjustment		Interest Rate			Maturity	Rate	Call Feature
5/23/2019	$	8,000,000	$	449,218		2.40	%	5/23/2029	Convertible	5/23/2022
11/29/2019		5,000,000		306,175		2.66	%	10/25/2019	Convertible	11/29/2022
12/16/2019		5,000,000		361,224		2.37	%	12/17/2029	Convertible	12/17/2021
	$	18,000,000	$	1,116,617

All of the advances above were acquired in connection with the acquisition of Affinity Bank during 2020. At December 31, 2020, the FHLB advances were collateralized by certain loans which totaled approximately $309.9 million and $115.4 million at December 31, 2020 and 2019, respectively, and by the Company’s investment in FHLB stock which totaled approximately $1.3 million and $278,000 at December 31, 2020 and 2019, respectively.

The Company had one FHLB letter of credit of $16.0 million and $8.0 million used to collateralize public deposits, outstanding at December 31, 2020 and 2019, respectively.

The Company borrowed $5.0 million from First National Bankers Bank during the year ended December 31, 2020. The loan had a ten-year term with a floating interest rate equal to the Wall Street Journal Prime Rate. Interest payments were due quarterly and the initial principal payment was due June 29, 2021. There was no prepayment penalty. The loan was secured by Bank stock. In January 2021, the loan was repaid.

The Company borrowed $100.8 million under the Federal Reserve Bank of Atlanta to fund PPP loans under the U.S. CARES Act (the Paycheck Protection Program Liquidity Facility). This is secured by PPP loans totaling $101.7 million made during the year ended December 31, 2020. These borrowings have a fixed interest rate of 0.35% and a maturity date equal to the maturity date of the related PPP loans, with the PPP loans maturing either two or five years from the origination date of the PPP loan.

At December 31, 2020 and 2019 the Bank had unsecured federal funds lines of credit of $12.5 million, for which no amounts were outstanding. The Bank also has a line of $53.8 million with the Federal Reserve Bank of Atlanta Discount Window secured by $99.5 million in loans as of December 31, 2020. No amount was outstanding on the Discount Window as of December 31, 2020.