diff --git a/backend/library.c b/backend/library.c
index 8e963aeb..858d6083 100644
--- a/backend/library.c
+++ b/backend/library.c
@@ -111,6 +111,7 @@ extern int ean_14(struct zint_symbol *symbol, unsigned char source[]); /* EAN-14
 extern int nve_18(struct zint_symbol *symbol, unsigned char source[]); /* NVE-18 */
 extern int microqr(struct zint_symbol *symbol, unsigned char source[]); /* Micro QR Code */
 extern int aztec_runes(struct zint_symbol *symbol, unsigned char source[]); /* Aztec Runes */
+extern int korea_post(struct zint_symbol *symbol, unsigned char source[]); /* Korea Post */
 
 #ifndef NO_PNG
 int png_handle(struct zint_symbol *symbol, int rotate_angle);
@@ -170,7 +171,6 @@ int ZBarcode_Encode(struct zint_symbol *symbol, unsigned char *input)
 	if((symbol->symbology == 64) || (symbol->symbology == 65)) { symbol->symbology = BARCODE_AUSPOST; }
 	if(symbol->symbology == 73) { strcpy(symbol->errtxt, "Codablock E not supported [Z06]"); error_number = ERROR_INVALID_OPTION; }
 	if(symbol->symbology == 76) { strcpy(symbol->errtxt, "Japanese Postal Code not supported [Z07]"); error_number = ERROR_INVALID_OPTION; }
-	if(symbol->symbology == 77) { strcpy(symbol->errtxt, "Korean Postal Code not supported [Z08]"); error_number = ERROR_INVALID_OPTION; }
 	if(symbol->symbology == 78) { symbol->symbology = BARCODE_RSS14; }
 	if(symbol->symbology == 83) { symbol->symbology = BARCODE_PLANET; }
 	if(symbol->symbology == 88) { symbol->symbology = BARCODE_EAN128; }
@@ -270,6 +270,7 @@ int ZBarcode_Encode(struct zint_symbol *symbol, unsigned char *input)
 		case BARCODE_EAN14: error_number = ean_14(symbol, input); break;
 		case BARCODE_MICROQR: error_number = microqr(symbol, input); break;
 		case BARCODE_AZRUNE: error_number = aztec_runes(symbol, input); break;
+		case BARCODE_KOREAPOST: error_number = korea_post(symbol, input); break;
 	}
 	if(error_number == 0) {
 		error_number = error_buffer;
diff --git a/backend/postal.c b/backend/postal.c
index 0bf6558f..85b19f3c 100644
--- a/backend/postal.c
+++ b/backend/postal.c
@@ -48,6 +48,9 @@ static char *RoyalTable[36] = {"3300", "3210", "3201", "2310", "2301", "2211", "
 static char *FlatTable[10] = {"0504", "18", "0117", "0216", "0315", "0414", "0513", "0612", "0711",
 	"0810"};
 
+static char *KoreaTable[10] = {"1313150613", "0713131313", "0417131313", "1506131313",
+	"0413171313", "17171313", "1315061313", "0413131713", "17131713", "13171713"};
+	
 int postnet(struct zint_symbol *symbol, unsigned char source[], char dest[])
 {
 	/* Handles the PostNet system used for Zip codes in the US */
@@ -199,6 +202,48 @@ int planet_plot(struct zint_symbol *symbol, unsigned char source[])
 	return error_number;
 }
 
+int korea_post(struct zint_symbol *symbol, unsigned char source[])
+{ /* Korean Postal Authority */
+
+	int total, h, loop, check, zeroes, error_number;
+	char localstr[7], checkstr[3], dest[80];
+
+	error_number = 0;
+	h = ustrlen(source);
+	if(h > 6) { 
+		strcpy(symbol->errtxt, "Input too long [771]");
+		return ERROR_TOO_LONG;
+	}
+	error_number = is_sane(NESET, source);
+	if(error_number == ERROR_INVALID_DATA) {
+		strcpy(symbol->errtxt, "Invalid characters in data [772]");
+		return error_number;
+	}
+	strcpy(localstr, "");
+	zeroes = 6 - h;
+	for(loop = 0; loop < zeroes; loop++)
+		concat(localstr, "0");
+	concat(localstr, (char *)source);
+
+	total = 0;
+	for(loop = 0; loop < 6; loop++) {
+		total += ctoi(localstr[loop]);
+	}
+	check = 10 - (total % 10);
+	checkstr[0] = itoc(check);
+	checkstr[1] = '\0';
+	concat(localstr, checkstr);
+
+	strcpy(dest, "");
+	for(loop = 5; loop >= 0; loop--) {
+		lookup(NESET, KoreaTable, localstr[loop], dest);
+	}
+	lookup(NESET, KoreaTable, localstr[6], dest);
+	expand(symbol, dest);
+	strcpy(symbol->text, localstr);
+	return error_number;
+}
+
 int fim(struct zint_symbol *symbol, unsigned char source[])
 {
 	/* The simplest barcode symbology ever! Supported by MS Word, so here it is! */
diff --git a/frontend/test.sh b/frontend/test.sh
index 2051b279..4bffd0d0 100755
--- a/frontend/test.sh
+++ b/frontend/test.sh
@@ -176,6 +176,9 @@ echo testing Codablock-F
 echo testing NVE-18
 ./zint -o bar75.png -b 75 --height=50 -d 76543210987654321
 ./zint -o bar75.eps -b 75 --height=50 -d 76543210987654321
+echo testing Korea Post
+./zint -o bar77.eps -b 77 --height=50 -d 123456
+./zint -o bar77.png -b 77 --height=50 -d 123456
 echo testing GS1 DataBar Truncated
 ./zint -o bar78.eps -b 29 --height=13 -d 1234567890
 ./zint -o bar78.png -b 29 --height=13 -d 1234567890