diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicPaymentsConfiguration.java b/service/src/main/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicPaymentsConfiguration.java
index c72407c8a..01923b182 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicPaymentsConfiguration.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicPaymentsConfiguration.java
@@ -7,14 +7,14 @@ package org.whispersystems.textsecuregcm.configuration.dynamic;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
 import java.util.Collections;
-import java.util.Set;
+import java.util.List;
 
 public class DynamicPaymentsConfiguration {
 
   @JsonProperty
-  private Set<String> disallowedCountryCodes = Collections.emptySet();
+  private List<String> disallowedPrefixes = Collections.emptyList();
 
-  public Set<String> getDisallowedCountryCodes() {
-    return disallowedCountryCodes;
+  public List<String> getDisallowedPrefixes() {
+    return disallowedPrefixes;
   }
 }
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ProfileController.java b/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ProfileController.java
index 727d9d82f..90bf1c212 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ProfileController.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ProfileController.java
@@ -19,7 +19,6 @@ import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Optional;
-import java.util.Set;
 import java.util.UUID;
 import java.util.function.Function;
 import java.util.stream.Collectors;
@@ -76,7 +75,6 @@ import org.whispersystems.textsecuregcm.storage.UsernamesManager;
 import org.whispersystems.textsecuregcm.storage.VersionedProfile;
 import org.whispersystems.textsecuregcm.util.ExactlySize;
 import org.whispersystems.textsecuregcm.util.Pair;
-import org.whispersystems.textsecuregcm.util.Util;
 import software.amazon.awssdk.services.s3.S3Client;
 import software.amazon.awssdk.services.s3.model.DeleteObjectRequest;
 
@@ -137,13 +135,14 @@ public class ProfileController {
   @Produces(MediaType.APPLICATION_JSON)
   @Consumes(MediaType.APPLICATION_JSON)
   public Response setProfile(@Auth AuthenticatedAccount auth, @Valid CreateProfileRequest request) {
-    final Set<String> disallowedPaymentsCountryCodes =
-        dynamicConfigurationManager.getConfiguration().getPaymentsConfiguration().getDisallowedCountryCodes();
+    if (StringUtils.isNotBlank(request.getPaymentAddress())) {
+      final boolean hasDisallowedPrefix =
+          dynamicConfigurationManager.getConfiguration().getPaymentsConfiguration().getDisallowedPrefixes().stream()
+              .anyMatch(prefix -> auth.getAccount().getNumber().startsWith(prefix));
 
-    if (StringUtils.isNotBlank(request.getPaymentAddress()) &&
-        disallowedPaymentsCountryCodes.contains(Util.getCountryCode(auth.getAccount().getNumber()))) {
-
-      return Response.status(Status.FORBIDDEN).build();
+      if (hasDisallowedPrefix) {
+        return Response.status(Status.FORBIDDEN).build();
+      }
     }
 
     Optional<VersionedProfile> currentProfile = profilesManager.get(auth.getAccount().getUuid(), request.getVersion());
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicConfigurationTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicConfigurationTest.java
index fdacf134d..f8718e24b 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicConfigurationTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/configuration/dynamic/DynamicConfigurationTest.java
@@ -272,20 +272,20 @@ class DynamicConfigurationTest {
       final DynamicConfiguration emptyConfig =
           DynamicConfigurationManager.parseConfiguration(emptyConfigYaml, DynamicConfiguration.class).orElseThrow();
 
-      assertTrue(emptyConfig.getPaymentsConfiguration().getDisallowedCountryCodes().isEmpty());
+      assertTrue(emptyConfig.getPaymentsConfiguration().getDisallowedPrefixes().isEmpty());
     }
 
     {
       final String paymentsConfigYaml =
           "payments:\n"
-              + "  disallowedCountryCodes:\n"
-              + "    - 44";
+              + "  disallowedPrefixes:\n"
+              + "    - +44";
 
       final DynamicPaymentsConfiguration config =
           DynamicConfigurationManager.parseConfiguration(paymentsConfigYaml, DynamicConfiguration.class).orElseThrow()
               .getPaymentsConfiguration();
 
-      assertEquals(Set.of("44"), config.getDisallowedCountryCodes());
+      assertEquals(List.of("+44"), config.getDisallowedPrefixes());
     }
   }
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java
index fb8a8692f..011afea75 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java
@@ -28,7 +28,6 @@ import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
-import java.util.Set;
 import javax.ws.rs.client.Entity;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
@@ -71,7 +70,6 @@ import org.whispersystems.textsecuregcm.storage.VersionedProfile;
 import org.whispersystems.textsecuregcm.tests.util.AccountsHelper;
 import org.whispersystems.textsecuregcm.tests.util.AuthHelper;
 import org.whispersystems.textsecuregcm.util.SystemMapper;
-import org.whispersystems.textsecuregcm.util.Util;
 import software.amazon.awssdk.services.s3.S3Client;
 import software.amazon.awssdk.services.s3.model.DeleteObjectRequest;
 
@@ -139,7 +137,7 @@ class ProfileControllerTest {
 
     when(dynamicConfigurationManager.getConfiguration()).thenReturn(dynamicConfiguration);
     when(dynamicConfiguration.getPaymentsConfiguration()).thenReturn(dynamicPaymentsConfiguration);
-    when(dynamicPaymentsConfiguration.getDisallowedCountryCodes()).thenReturn(Collections.emptySet());
+    when(dynamicPaymentsConfiguration.getDisallowedPrefixes()).thenReturn(Collections.emptyList());
 
     when(rateLimiters.getProfileLimiter()).thenReturn(rateLimiter);
     when(rateLimiters.getUsernameLookupLimiter()).thenReturn(usernameRateLimiter);
@@ -552,8 +550,8 @@ class ProfileControllerTest {
 
   @Test
   void testSetProfilePaymentAddressCountryNotAllowed() throws InvalidInputException {
-    when(dynamicPaymentsConfiguration.getDisallowedCountryCodes())
-        .thenReturn(Set.of(Util.getCountryCode(AuthHelper.VALID_NUMBER_TWO)));
+    when(dynamicPaymentsConfiguration.getDisallowedPrefixes())
+        .thenReturn(List.of(AuthHelper.VALID_NUMBER_TWO.substring(0, 3)));
 
     ProfileKeyCommitment commitment = new ProfileKey(new byte[32]).getCommitment(AuthHelper.VALID_UUID);