diff --git a/testbed/testbed/otelcol_runner_test.go b/testbed/testbed/otelcol_runner_test.go
index 46ae8510ddd..f855f70672b 100644
--- a/testbed/testbed/otelcol_runner_test.go
+++ b/testbed/testbed/otelcol_runner_test.go
@@ -27,7 +27,7 @@ func TestNewInProcessPipeline(t *testing.T) {
 	factories, err := defaultcomponents.Components()
 	assert.NoError(t, err)
 	sender := NewOTLPTraceDataSender(DefaultHost, GetAvailablePort(t))
-	receiver := NewOTLPDataReceiver(DefaultOTLPPort)
+	receiver := NewOTLPDataReceiver(GetAvailablePort(t))
 	runner := NewInProcessCollector(factories, sender.Port)
 
 	format := `
diff --git a/testbed/testbed/receivers.go b/testbed/testbed/receivers.go
index 5bfddf78745..fe09bf9436f 100644
--- a/testbed/testbed/receivers.go
+++ b/testbed/testbed/receivers.go
@@ -84,8 +84,6 @@ type OCDataReceiver struct {
 // Ensure OCDataReceiver implements DataReceiver.
 var _ DataReceiver = (*OCDataReceiver)(nil)
 
-const DefaultOCPort = 56565
-
 // NewOCDataReceiver creates a new OCDataReceiver that will listen on the specified port after Start
 // is called.
 func NewOCDataReceiver(port int) *OCDataReceiver {
@@ -138,8 +136,6 @@ type JaegerDataReceiver struct {
 	receiver component.TraceReceiver
 }
 
-const DefaultJaegerPort = 14250
-
 func NewJaegerDataReceiver(port int) *JaegerDataReceiver {
 	return &JaegerDataReceiver{DataReceiverBase: DataReceiverBase{Port: port}}
 }
@@ -187,8 +183,6 @@ type OTLPDataReceiver struct {
 // Ensure OTLPDataReceiver implements DataReceiver.
 var _ DataReceiver = (*OTLPDataReceiver)(nil)
 
-const DefaultOTLPPort = 55680
-
 // NewOTLPDataReceiver creates a new OTLPDataReceiver that will listen on the specified port after Start
 // is called.
 func NewOTLPDataReceiver(port int) *OTLPDataReceiver {
@@ -243,8 +237,6 @@ type ZipkinDataReceiver struct {
 	receiver component.TraceReceiver
 }
 
-const DefaultZipkinAddressPort = 9411
-
 func NewZipkinDataReceiver(port int) *ZipkinDataReceiver {
 	return &ZipkinDataReceiver{DataReceiverBase: DataReceiverBase{Port: port}}
 }
diff --git a/testbed/tests/e2e_test.go b/testbed/tests/e2e_test.go
index 885f6b9441d..77829879497 100644
--- a/testbed/tests/e2e_test.go
+++ b/testbed/tests/e2e_test.go
@@ -34,8 +34,8 @@ func TestIdleMode(t *testing.T) {
 	tc := testbed.NewTestCase(
 		t,
 		dataProvider,
-		testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.DefaultJaegerPort),
-		testbed.NewOCDataReceiver(testbed.DefaultOCPort),
+		testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.GetAvailablePort(t)),
+		testbed.NewOCDataReceiver(testbed.GetAvailablePort(t)),
 		&testbed.ChildProcess{},
 		&testbed.PerfTestValidator{},
 		performanceResultsSummary,
@@ -64,8 +64,8 @@ func TestBallastMemory(t *testing.T) {
 		tc := testbed.NewTestCase(
 			t,
 			dataProvider,
-			testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.DefaultJaegerPort),
-			testbed.NewOCDataReceiver(testbed.DefaultOCPort),
+			testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.GetAvailablePort(t)),
+			testbed.NewOCDataReceiver(testbed.GetAvailablePort(t)),
 			&testbed.ChildProcess{},
 			&testbed.PerfTestValidator{},
 			performanceResultsSummary,
diff --git a/testbed/tests/metric_test.go b/testbed/tests/metric_test.go
index 8331b2e563a..44e1c6fc14c 100644
--- a/testbed/tests/metric_test.go
+++ b/testbed/tests/metric_test.go
@@ -29,8 +29,8 @@ func TestMetricNoBackend10kDPSOpenCensus(t *testing.T) {
 	tc := testbed.NewTestCase(
 		t,
 		dataProvider,
-		testbed.NewOCMetricDataSender(testbed.DefaultHost, 55678),
-		testbed.NewOCDataReceiver(testbed.DefaultOCPort),
+		testbed.NewOCMetricDataSender(testbed.DefaultHost, testbed.GetAvailablePort(t)),
+		testbed.NewOCDataReceiver(testbed.GetAvailablePort(t)),
 		&testbed.ChildProcess{},
 		&testbed.PerfTestValidator{},
 		performanceResultsSummary,
diff --git a/testbed/tests/scenarios.go b/testbed/tests/scenarios.go
index b50caf651ff..31d6c62dd39 100644
--- a/testbed/tests/scenarios.go
+++ b/testbed/tests/scenarios.go
@@ -194,8 +194,8 @@ func Scenario1kSPSWithAttrs(t *testing.T, args []string, tests []TestCase, opts
 			tc := testbed.NewTestCase(
 				t,
 				testbed.NewPerfTestDataProvider(options),
-				testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.DefaultJaegerPort),
-				testbed.NewOCDataReceiver(testbed.DefaultOCPort),
+				testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.GetAvailablePort(t)),
+				testbed.NewOCDataReceiver(testbed.GetAvailablePort(t)),
 				&testbed.ChildProcess{},
 				&testbed.PerfTestValidator{},
 				test.resultsSummary,
diff --git a/testbed/tests/trace_test.go b/testbed/tests/trace_test.go
index ce96573e906..c070ecd2c06 100644
--- a/testbed/tests/trace_test.go
+++ b/testbed/tests/trace_test.go
@@ -149,8 +149,8 @@ func TestTraceNoBackend10kSPS(t *testing.T) {
 	}{
 		{
 			"JaegerGRPC",
-			testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.DefaultJaegerPort),
-			testbed.NewOCDataReceiver(testbed.DefaultOCPort),
+			testbed.NewJaegerGRPCDataSender(testbed.DefaultHost, testbed.GetAvailablePort(t)),
+			testbed.NewOCDataReceiver(testbed.GetAvailablePort(t)),
 			testbed.ResourceSpec{
 				ExpectedMaxCPU: 70,
 				ExpectedMaxRAM: 198,
@@ -159,8 +159,8 @@ func TestTraceNoBackend10kSPS(t *testing.T) {
 		},
 		{
 			"Zipkin",
-			testbed.NewZipkinDataSender(testbed.DefaultHost, testbed.DefaultZipkinAddressPort),
-			testbed.NewOCDataReceiver(testbed.DefaultOCPort),
+			testbed.NewZipkinDataSender(testbed.DefaultHost, testbed.GetAvailablePort(t)),
+			testbed.NewOCDataReceiver(testbed.GetAvailablePort(t)),
 			testbed.ResourceSpec{
 				ExpectedMaxCPU: 120,
 				ExpectedMaxRAM: 198,